四年级数学上册简便计算299.docx
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四年级数学上册简便计算299.docx
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四年级数学上册简便计算299
76.6-12.03-17.97
1.97×69+1.97×31
40×25-48
55.53+11.68+44.47
9.67×6.1+9.67×3.9
5.64×105.77-5.64×5.77
80.49+22.45-40.49
20×1250×36
97.8-13.82-16.18
7.63×31+7.63×69
48×25-37
47.96+14.05+52.04
6.76×0.1+6.76×9.9
5.6×1007.3-5.6×7.3
74.78+37.63-34.78
40×25×37
76.47-13.47-16.53
1.22×72+1.22×28
40×125-77
76.12+14.69+23.88
5.77×1.6+5.77×8.4
5.37×11.28-5.37×1.28
84.74+44.18-54.74
32×1250×22
58.86-13.59-16.41
1.81×62+1.81×38
56×25-85
70.37+10.2+29.63
6.55×7.1+6.55×2.9
9.56×106.72-9.56×6.72
72.29+59.77-62.29
48×1250×98
59.76-12.53-17.47
6.96×10+6.96×90
40×125-55
96.97+13.86+3.03
4.51×1.1+4.51×8.9
3.1×101.3-3.1×1.3
62.75+57.01-42.75
8×1250×62
89.45-12.36-17.64
6.04×78+6.04×22
96×250-39
82.78+11.04+17.22
1.94×9.3+1.94×0.7
8.35×105.55-8.35×5.55
85.12+63.11-45.12
12×125×78
64.83-11.56-18.44
2.88×10+2.88×90
16×250-65
92.89+12.54+7.11
4.37×1.2+4.37×8.8
6.3×1001.09-6.3×1.09
80.74+72.65-50.74
44×25×88
79.81-14.42-15.58
2.17×61+2.17×39
88×1250-89
17.22+12.16+82.78
4.28×8.7+4.28×1.3
2.81×13.11-2.81×3.11
92.84+78.17-62.84
12×1250×20
67.09-11.13-18.87
6.67×78+6.67×22
80×25-42
61.57+12.23+38.43
1.14×5+1.14×5
3.64×107.58-3.64×7.58
99.95+70.65-79.95
36×25×19
55.74-14.04-15.96
9.47×11+9.47×89
56×25-27
61.97+14.05+38.03
5.5×1.7+5.5×8.3
9.73×1007.5-9.73×7.5
52.9+91.94-12.9
36×250×60
93.78-13.48-16.52
5.94×1+5.94×99
8×125-37
98.26+12.55+1.74
5.8×4.1+5.8×5.9
4.79×19.33-4.79×9.33
98.42+76.54-88.42
24×250×80
75.41-10.92-19.08
1.92×43+1.92×57
24×1250-63
65.2+12.72+34.8
4.57×9.6+4.57×0.4
6.46×105.52-6.46×5.52
55.69+58.04-15.69
16×250×32
61.65-11.67-18.33
1.01×33+1.01×67
8×125-11
71.72+13.25+28.28
3.12×3.6+3.12×6.4
9.98×16.26-9.98×6.26
51.38+83.15-41.38
40×125×55
40.98-10.68-19.32
7.88×92+7.88×8
48×25-36
55.26+13.09+44.74
4.59×2.8+4.59×7.2
2.15×17.96-2.15×7.96
69.82+35.69-39.82
40×125×86
49.7-14.5-15.5
9.06×51+9.06×49
16×25-24
94.05+12.87+5.95
8.91×5.4+8.91×4.6
4.24×106.08-4.24×6.08
53.77+95.34-33.77
4×125×41
41.17-11.48-18.52
5.3×38+5.3×62
24×25-73
50.48+13+49.52
1.67×7.4+1.67×2.6
1.23×14.89-1.23×4.89
89.05+18.62-79.05
32×25×35
87.2-10.17-19.83
6.83×9+6.83×91
56×250-68
44.52+13.97+55.48
8.07×3.2+8.07×6.8
1.86×109.69-1.86×9.69
73.99+41.02-33.99
8×25×83
60.09-12.06-17.94
7.88×79+7.88×21
40×1250-58
14+11.7+86
4.19×1.5+4.19×8.5
5.2×1007.3-5.2×7.3
63.95+90.93-43.95
20×1250×23
59.54-10.41-19.59
1.52×37+1.52×63
72×125-30
54.24+14.57+45.76
4.76×1+4.76×9
9.44×17.4-9.44×7.4
57.51+76.43-7.51
12×1250×97
90.51-12.16-17.84
9.69×66+9.69×34
24×1250-28
52.97+14.52+47.03
6.7×5.4+6.7×4.6
4.26×106.47-4.26×6.47
55.93+54.32-35.93
48×250×51
86.25-10.41-19.59
3.14×72+3.14×28
88×25-99
89.17+12.29+10.83
3.25×1.1+3.25×8.9
3.42×107.91-3.42×7.91
72.73+96.18-22.73
32×250×81
48.59-12.23-17.77
6.32×39+6.32×61
32×1250-40
69.65+13.84+30.35
6.5×4.1+6.5×5.9
9.95×1003.14-9.95×3.14
94.41+73.01-64.41
40×125×88
47.96-13.74-16.26
9.05×28+9.05×72
32×1250-86
64.06+11.87+35.94
9.58×3+9.58×7
7.13×105.23-7.13×5.23
92.2+49.93-82.2
16×25×42
78.9-13.11-16.89
5.53×39+5.53×61
64×1250-30
22.62+11.7+77.38
7.94×1.4+7.94×8.6
9.81×106.82-9.81×6.82
74.59+65.03-24.59
12×125×67
76.13-13.28-16.72
3.06×35+3.06×65
56×25-11
54.2+10.13+45.8
4.64×3.7+4.64×6.3
5.21×11.97-5.21×1.97
66.57+68.76-56.57
32×250×58
53.59-14.57-15.43
6.09×91+6.09×9
16×250-92
34.9+10.61+65.1
7.35×3.7+7.35×6.3
7.31×17.63-7.31×7.63
99.94+88.33-49.94
36×125×73
68.8-14.22-15.78
1.6×32+1.6×68
8×250-60
87.7+14.53+12.3
4.55×8.1+4.55×1.9
1.14×109.81-1.14×9.81
70.66+16.72-20.66
32×1250×54
49.59-13.43-16.57
1.75×63+1.75×37
72×250-90
72.5+11.97+27.5
4.68×7.4+4.68×2.6
7.19×105.31-7.19×5.31
81.21+85.9-41.21
40×125×95
59.72-12.22-17.78
3.38×8+3.38×92
56×250-77
47.6+14.82+52.4
4.25×9.2+4.25×0.8
8.88×17.76-8.88×7.76
71.11+33.58-61.11
44×1250×67
74.72-10.2-19.8
1.75×60+1.75×40
40×25-73
12.18+11.56+87.82
9.68×1.6+9.68×8.4
5.85×103.67-5.85×3.67
97.21+49.43-47.21
32×25×44
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